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विस्तार करा. (3x + 4y) (3x + 5y) - Mathematics [गणित]

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Question

विस्तार करा.

(3x + 4y) (3x + 5y)

Sum

Solution

(3x + 4y) (3x + 5y)

= (3x)2 + {4y + 5y} (3x) + (4y) × (5y)

= 9x2 + 9y × 3x + 20y2

= 9x2 + 27xy + 20y2

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Chapter 3.5: विस्तार सूत्रे - सरावसंच 5.1 [Page 76]

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Balbharati Integrated 8 Standard Part 1 [Marathi Medium] Maharashtra State Board
Chapter 3.5 विस्तार सूत्रे
सरावसंच 5.1 | Q 1. (5) | Page 76
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